YuWei Lin, Wei-Jen Chen, Jiun Y Lu, Yuan H Chang*, Chi-Te Liang*, Yang F Chen and Jing-Yu Lu
* Corresponding authors: Yuan H Chang yuanhuei@ntu.edu.tw - Chi-Te Liang ctliang@phys.ntu.edu.tw
Nanoscale Research Letters 2012, 7:401 doi:10.1186/1556-276X-7-401
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